/* Voyage Assistant — Auth modal + history sidebar + popover styles.
   Réutilise les tokens CSS de voyage-styles.css. */

.va-modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(20, 19, 17, 0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: va-fade-in 180ms ease-out;
}

@keyframes va-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes va-pop-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.va-modal {
  background: var(--va-bg);
  border: 1px solid var(--va-border);
  border-radius: var(--va-radius-xl);
  width: 100%; max-width: 560px;
  padding: 36px 40px;
  position: relative;
  animation: va-pop-in 220ms ease-out;
  max-height: 92vh; overflow-y: auto; overflow-x: hidden;
  color: var(--va-text);
}
@media (max-width: 640px) {
  .va-modal { padding: 24px 20px; }
}

.va-dark .va-modal {
  background: var(--va-surface);
}

.va-modal__close {
  position: absolute; top: 18px; right: 18px;
  width: 32px; height: 32px; border-radius: 8px;
  background: transparent; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--va-text-muted);
  transition: background 120ms, color 120ms;
}
.va-modal__close:hover { background: var(--va-surface-2); color: var(--va-text); }

.va-modal__title {
  font-size: 24px; font-weight: 600; letter-spacing: -0.02em;
  margin: 0 0 8px; color: var(--va-text);
}
.va-modal__sub {
  font-size: 14px; color: var(--va-text-muted);
  margin: 0 0 24px; line-height: 1.5;
}

.va-google-btn {
  width: 100%; height: 44px;
  background: var(--va-bg); border: 1px solid var(--va-border);
  border-radius: var(--va-radius-md);
  display: flex; align-items: center; justify-content: center; gap: 12px;
  font-family: inherit; font-size: 14.5px; font-weight: 500;
  color: var(--va-text); cursor: pointer;
  transition: background 120ms, border-color 120ms;
}
.va-google-btn:hover { background: var(--va-surface-2); border-color: var(--va-text-subtle); }
.va-google-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.va-dark .va-google-btn { background: var(--va-surface); }

.va-modal__sep {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0;
  color: var(--va-text-subtle); font-size: 12px;
}
.va-modal__sep::before, .va-modal__sep::after {
  content: ''; flex: 1; height: 1px; background: var(--va-border);
}

.va-form { display: flex; flex-direction: column; gap: 14px; }
.va-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.va-form__field { display: flex; flex-direction: column; gap: 6px; }
.va-form__field span {
  font-size: 12.5px; font-weight: 500; color: var(--va-text-muted);
  letter-spacing: 0.01em;
}
.va-form__field input {
  height: 42px; padding: 0 14px;
  background: var(--va-bg); border: 1px solid var(--va-border);
  border-radius: var(--va-radius-md);
  font-family: inherit; font-size: 14px;
  color: var(--va-text);
  transition: border-color 120ms, box-shadow 120ms;
}
.va-form__field input:focus {
  outline: none;
  border-color: var(--va-accent);
  box-shadow: 0 0 0 3px rgba(217, 119, 87, 0.15);
}
.va-dark .va-form__field input { background: var(--va-surface-2); }

.va-form__error {
  background: rgba(217, 119, 87, 0.08);
  border: 1px solid rgba(217, 119, 87, 0.4);
  color: var(--va-accent);
  padding: 10px 14px; border-radius: var(--va-radius-md);
  font-size: 13px;
}

.va-modal__switch {
  text-align: center; margin-top: 18px;
  font-size: 13.5px; color: var(--va-text-muted);
}
.va-modal__switch a {
  color: var(--va-accent); cursor: pointer; font-weight: 500;
  text-decoration: none;
}
.va-modal__switch a:hover { text-decoration: underline; }

/* User chip in navbar */
.va-userchip {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 14px 5px 5px;
  background: var(--va-surface-2);
  border: 1px solid var(--va-border);
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit; font-size: 13.5px; color: var(--va-text); font-weight: 500;
  transition: background 120ms, border-color 120ms;
  letter-spacing: -0.005em;
}
.va-userchip:hover { background: var(--va-bg); border-color: var(--va-text-subtle); }
.va-userchip__avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--va-accent); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600;
  text-transform: uppercase;
  overflow: hidden;
}
.va-userchip__avatar img {
  width: 100%; height: 100%; object-fit: cover;
}

/* Welcome toast */
.va-toast {
  position: fixed; top: 86px; right: 24px; z-index: 200;
  background: var(--va-bg); border: 1px solid var(--va-border);
  border-radius: var(--va-radius-lg);
  padding: 14px 18px 14px 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  display: flex; align-items: center; gap: 14px;
  min-width: 280px; max-width: 380px;
  animation: va-toast-in 320ms cubic-bezier(0.16, 1, 0.3, 1);
}
.va-dark .va-toast { background: var(--va-surface); box-shadow: 0 10px 30px rgba(0,0,0,0.4); }
.va-toast--leave { animation: va-toast-out 240ms ease-in forwards; }

@keyframes va-toast-in {
  from { opacity: 0; transform: translateY(-12px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes va-toast-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-8px); }
}

.va-toast__avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--va-accent); color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 600;
  text-transform: uppercase;
  overflow: hidden; flex-shrink: 0;
}
.va-toast__avatar img { width: 100%; height: 100%; object-fit: cover; }
.va-toast__body { display: flex; flex-direction: column; gap: 2px; }
.va-toast__title { font-size: 14.5px; font-weight: 500; color: var(--va-text); letter-spacing: -0.01em; }
.va-toast__sub { font-size: 12.5px; color: var(--va-text-muted); }
.va-toast__close {
  margin-left: auto; background: transparent; border: none; cursor: pointer;
  color: var(--va-text-subtle); padding: 4px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
}
.va-toast__close:hover { background: var(--va-surface-2); color: var(--va-text); }

.va-usermenu {
  position: absolute; top: 100%; right: 0; margin-top: 8px;
  background: var(--va-bg); border: 1px solid var(--va-border);
  border-radius: var(--va-radius-md);
  padding: 6px; min-width: 200px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  z-index: 50;
  animation: va-pop-in 160ms ease-out;
}
.va-dark .va-usermenu { background: var(--va-surface); box-shadow: 0 10px 30px rgba(0,0,0,0.4); }
.va-usermenu__item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 6px;
  cursor: pointer; font-size: 13.5px; color: var(--va-text);
  background: transparent; border: none; width: 100%; text-align: left; font-family: inherit;
}
.va-usermenu__item:hover { background: var(--va-surface-2); }

/* Edit search popover (Modifier button on results page) */
.va-edit-popover {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 60;
  background: var(--va-bg); border: 1px solid var(--va-border);
  border-radius: var(--va-radius-lg);
  padding: 18px; min-width: 360px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.12);
  animation: va-pop-in 160ms ease-out;
}
.va-dark .va-edit-popover { background: var(--va-surface); }
.va-edit-popover h4 {
  margin: 0 0 12px; font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--va-text-muted);
}
.va-edit-popover__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.va-edit-popover__actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }

/* Chat history sidebar */
.va-chat--with-sidebar { display: grid; grid-template-columns: 280px 1fr; height: 100%; }

.va-chatside {
  border-right: 1px solid var(--va-border);
  background: var(--va-surface);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.va-chatside__head {
  padding: 18px 18px 12px;
  border-bottom: 1px solid var(--va-border);
}
.va-chatside__newbtn {
  width: 100%; padding: 10px 14px;
  background: var(--va-text); color: var(--va-bg);
  border: none; border-radius: var(--va-radius-md);
  font-family: inherit; font-size: 13.5px; font-weight: 500;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.va-chatside__newbtn:hover { opacity: 0.92; }

.va-chatside__list { flex: 1; overflow-y: auto; padding: 8px; }
.va-chatside__item-wrap {
  position: relative; border-radius: 8px;
  border: 1px solid transparent;
}
.va-chatside__item-wrap:hover { background: var(--va-surface-2); }
.va-chatside__item-wrap.is-active { background: var(--va-surface-2); border-color: var(--va-border); }
.va-chatside__item-wrap:hover .va-chatside__delete { opacity: 1; }

.va-chatside__item {
  padding: 10px 14px 10px 14px; border-radius: 8px;
  cursor: pointer; font-size: 13px; color: var(--va-text);
  display: flex; flex-direction: column; gap: 4px;
  background: transparent; border: none;
  font-family: inherit; width: 100%; text-align: left;
}
.va-chatside__delete {
  position: absolute; top: 50%; right: 8px;
  transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 6px;
  background: transparent; border: none; cursor: pointer;
  color: var(--va-text-muted);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 120ms, background 120ms, color 120ms;
}
.va-chatside__delete:hover { background: rgba(217, 119, 87, 0.12); color: var(--va-accent); }
.va-chatside__item-title {
  font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.va-chatside__item-meta {
  font-size: 11.5px; color: var(--va-text-muted);
}

.va-chatside__empty {
  padding: 24px 18px; text-align: center;
  font-size: 13px; color: var(--va-text-muted);
}
.va-chatside__login {
  margin: 18px; padding: 16px;
  background: var(--va-surface-2);
  border: 1px dashed var(--va-border);
  border-radius: var(--va-radius-md);
  text-align: center;
}
.va-chatside__login p { margin: 0 0 12px; font-size: 13px; color: var(--va-text-muted); line-height: 1.5; }
.va-chatside__login button {
  background: var(--va-accent); color: white;
  border: none; padding: 8px 14px; border-radius: 6px;
  cursor: pointer; font-family: inherit; font-size: 13px; font-weight: 500;
}

/* ============================================================
   RESPONSIVE — ajouté pour rendre toute l'app utilisable sur
   tablette et mobile (une seule media-query existait avant).
   Fichier chargé en dernier → ces règles priment à spécificité égale.
   ============================================================ */

/* ── Tablette / petit laptop ──────────────────────────────── */
@media (max-width: 860px) {
  /* Navigation : moins de padding, liens resserrés, retour à la ligne autorisé */
  .va-nav { padding: 14px 18px; flex-wrap: wrap; gap: 10px; }
  .va-nav__links { gap: 18px; font-size: 13px; }

  /* En-têtes de page */
  .va-pagehead { padding: 16px 18px 14px; }
  .va-stepper { display: none; } /* le fil d'étapes déborde sur mobile */

  /* Barre de recherche : champs empilés verticalement */
  .va-search { flex-direction: column; gap: 6px; box-shadow: var(--va-shadow); }
  .va-search__field + .va-search__field { border-left: none; border-top: 1px solid var(--va-border); }
  .va-search__field + .va-search__field:hover { border-top-color: transparent; }
  .va-search__swap { transform: rotate(90deg); margin: 2px auto; }
  .va-search__cta { width: 100%; height: 48px; margin: 6px 0 0; }

  /* Résultats : filtres au-dessus de la liste, plein écran */
  .va-results { grid-template-columns: 1fr; gap: 18px; padding: 18px 16px 60px; }
  .va-filters { position: static; flex-direction: row; flex-wrap: wrap; gap: 12px; }
  .va-filter { flex: 1; min-width: 160px; }

  /* Réservation : formulaire sous le récap, plein écran */
  .va-booking { grid-template-columns: 1fr; gap: 20px; padding: 18px 16px 60px; }
  .va-booking__hero { height: 200px; }
  .va-booking__heroCap h2 { font-size: 22px; }
  .va-inforow { grid-template-columns: 1fr 1fr; gap: 14px; }
  .va-bigticket__body { grid-template-columns: 1fr; }
  .va-bigticket__foot { grid-template-columns: 1fr 1fr; }

  /* Quick-replies du chat : une colonne */
  .va-quickgrid { grid-template-columns: 1fr; }

  /* Chat : la sidebar devient un tiroir superposé (sinon écrase le chat) */
  .va-chat--with-sidebar { grid-template-columns: 1fr; }
  .va-chatside {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: min(82vw, 300px); z-index: 80;
    box-shadow: 8px 0 28px rgba(0,0,0,0.22);
  }
  .va-chatside-scrim {
    display: block; position: fixed; inset: 0;
    background: rgba(0,0,0,0.42); z-index: 79;
  }
  .va-chat__head { padding: 12px 16px; }
  .va-chat__status { display: none; } /* « En ligne · répond en 2 s » : pas la place */
  .va-chat__scroll { padding: 20px 16px 16px; }
  .va-chat__inputzone { padding-left: 12px; padding-right: 12px; }
}

/* Le scrim n'existe que sur mobile (cf. ci-dessus) */
.va-chatside-scrim { display: none; }

/* ── Téléphone ────────────────────────────────────────────── */
@media (max-width: 560px) {
  .va-nav__links { gap: 14px; }
  .va-form__row { grid-template-columns: 1fr; }
  .va-inforow { grid-template-columns: 1fr; }
  .va-bigticket__foot { grid-template-columns: 1fr; }
  .va-msg--user .va-msg__body { max-width: 90%; }
  .va-booking__hero { height: 170px; }
  .va-detailroute { gap: 12px; }
}